body{
    overflow-x: hidden;
}
body,ul,ol,h1,h2,h3,h4,h5,h6,p{margin: 0;padding: 0;}
ul,ol{list-style: none;}
img{vertical-align: top;}
a{text-decoration: none;}
.clearfix:after{
	content: "";
	display:block;
	clear: both;
}
.fl{
    float: left;
}
.fr{
    float: right;
}
.gWidth{
    width: 1200px;
    margin-left: auto;
    margin-right: auto;
}



.btop{
    height: 100px;
    width: 100%;
    background-color: #000;
    padding: 1px;
}
.btop .top_nav{
    height: 40px;
    margin-top: 30px;
}
.btop .top_nav .logo{
    margin-right: 345px;
    width: 140px;
    height: 30px;
    margin-top: 5px;
}
.btop .top_nav .logo img{
    width: 100%;
    height: 100%;
}
.btop .top_nav ul li{
    color: #fff;
    float: left;
    position: relative;
    margin-right: 42px;
    font-size: 16px;
    line-height: 40px;
}
.btop .top_nav ul li a{
    color: #fff;
}
.btop .top_nav ul li span{
    position: absolute;
    right: -18px;
    top: 2px;
    display: none;
}
.btop .top_nav ul .active a{
    color: #FF6666;
}
.btop .top_nav ul .active span{
    display: inline;
}
.btop .top_nav .select{
    width: 200px;
    height: 38px;
    border: none;
    background:url(../img/select.png) no-repeat 174px center #7D7982;
    background-size: 18px 18px;
    border-radius: 5px;
    box-sizing: border-box;
    padding-left: 8px;
    padding-right: 36px;
    color: #fff;
}
.btop .top_nav .Product{
    background-color: #2A2D3F;
    width: 550px;
    height: 110px;
    position: fixed;
    top: 110px;
    left: 720px;
    display: none;
    z-index: 1200;
}
.btop .top_nav .Product ol li{
    float: left;
    line-height: 110px;
    margin-left: 80px;
}
.btop .top_nav .Product ol li a{
    color: #fff;
}
.btop .top_nav .Product ol li a:hover{
    color: #FF6666;
}


.bbottom{
    height: 500px;
    width: 100%;
    background-color: #000000;
    overflow: hidden;
    box-sizing: border-box;
}
.bbottom ul{
    margin-top: 60px;
}
.bbottom ul>li{
    float: left;
    width: 300px;
    font-size: 14px;
    line-height: 30px;
}
.bbottom ul>li a{
    color: #fff;
}
.bbottom ul>li ol li:first-child{
    font-size: 18px;
    line-height: 38px;
    font-weight: bold;
}
.bbottom div{
    position: relative;
    height: 500px;
}
.bbottom div p{
    color: #8B8B8B;
    font-size: 14px;
    position: absolute;
    left: 0;
    bottom: 120px;
}

.footer{
    width: 100%;
    height: 500px;
    background-color: black;
    font-family: '微软雅黑';
}
.F_chanpin {
    height: 357px;
    padding-left: 24px;
    padding-top: 72px;
}
.F_chanpin ul li h5{
    font-size: 18px;
    color: white;
    font-weight: normal;
    margin-bottom: 20px;
}
.F_chanpin ul li a{
    line-height: 30px;
    color: white;
    font-size: 12px;
}
.F_chanpin ul .l5{
    margin-left: 274px;
}
.F_chanpin ul .l6{
    margin-left: 271px;
}
.F_chanpin ul .l7{
    margin-left: 207px;
}
.footer .F_ban{
    padding-left: 24px;
    color: #5C5C5C;
}

.link{
    width: 100%;
    height: 80px;
    background-color: #EEEEEE;
    
}
.link ul{
    margin: 0 auto;
}
.link li{
    float: left;
    height: 80px;
    overflow: hidden;
}
.link li img{
    height: 100%;
}